Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nc6/3. Bb5/3...a6/4. Ba4/4...Nf6/5. O-O/5...Be7/6. Re1/6...b5/7. Bb3/7...O-O/8. c3

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< Chess Opening Theory‎ | 1. e4‎ | 1...e5‎ | 2. Nf3‎ | 2...Nc6‎ | 3. Bb5‎ | 3...a6‎ | 4. Ba4‎ | 4...Nf6‎ | 5. O-O‎ | 5...Be7‎ | 6. Re1‎ | 6...b5‎ | 7. Bb3‎ | 7...O-O
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Closed Ruy Lopez
a b c d e f g h
8{{{square}}} black rook{{{square}}} black king{{{square}}} black bishop{{{square}}} black queen{{{square}}} black king{{{square}}} black rook{{{square}}} black king{{{square}}} black king8
7{{{square}}} black king{{{square}}} black king{{{square}}} black pawn{{{square}}} black pawn{{{square}}} black bishop{{{square}}} black pawn{{{square}}} black pawn{{{square}}} black pawn7
6{{{square}}} black pawn{{{square}}} black king{{{square}}} black knight{{{square}}} black king{{{square}}} black king{{{square}}} black knight{{{square}}} black king{{{square}}} black king6
5{{{square}}} black king{{{square}}} black pawn{{{square}}} black king{{{square}}} black king{{{square}}} black pawn{{{square}}} black king{{{square}}} black king{{{square}}} black king5
4{{{square}}} black king{{{square}}} black king{{{square}}} black king{{{square}}} black king{{{square}}} white pawn{{{square}}} black king{{{square}}} black king{{{square}}} black king4
3{{{square}}} black king{{{square}}} white bishop{{{square}}} white pawn{{{square}}} black king{{{square}}} black king{{{square}}} white knight{{{square}}} black king{{{square}}} black king3
2{{{square}}} white pawn{{{square}}} white pawn{{{square}}} black king{{{square}}} white pawn{{{square}}} black king{{{square}}} white pawn{{{square}}} white pawn{{{square}}} white pawn2
1{{{square}}} white rook{{{square}}} white knight{{{square}}} white bishop{{{square}}} white queen{{{square}}} white rook{{{square}}} black king{{{square}}} white king{{{square}}} black king1
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Closed Main Line, (to) Marshall Gambit[edit]

Black can now pull the trigger on the Marshall Gambit, sacrificing a pawn to quickly activate all her pieces while stripping the White kingside of defenders, with

Alternatively,

transposes back to the Closed Main Line (7...d6 8.c3 O-O). This move is actually more common than the Marshall Gambit, although it's the Marshall Gambit which makes 7...O-O into a significant alternative to 7...d6.